{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943317,-0.331892,0.000000,0.000000,0.185889,-0.528342,0.828433,0.000000,-0.274369,0.779822,0.562671,0.000000,-1751820.703819,4979092.053464,3568553.421041,1],    "boundingVolume": {    "region": [1.909043,0.597574,1.909168,0.597653,0.000000,8.791432]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/8_1255344.b3dm"}}}